initial commit jolt

Engine/lib/JoltPhysics/TestFramework/Input/Keyboard.h

@@ -0,0 +1,96 @@
+// Jolt Physics Library (https://github.com/jrouwe/JoltPhysics)
+// SPDX-FileCopyrightText: 2021 Jorrit Rouwe
+// SPDX-License-Identifier: MIT
+
+#pragma once
+
+class ApplicationWindow;
+
+enum class EKey
+{
+	Invalid,
+	Unknown,
+	A,
+	B,
+	C,
+	D,
+	E,
+	F,
+	G,
+	H,
+	I,
+	J,
+	K,
+	L,
+	M,
+	N,
+	O,
+	P,
+	Q,
+	R,
+	S,
+	T,
+	U,
+	V,
+	W,
+	X,
+	Y,
+	Z,
+	Num0,
+	Num1,
+	Num2,
+	Num3,
+	Num4,
+	Num5,
+	Num6,
+	Num7,
+	Num8,
+	Num9,
+	Space,
+	Comma,
+	Period,
+	Escape,
+	LShift,
+	RShift,
+	LControl,
+	RControl,
+	LAlt,
+	RAlt,
+	Left,
+	Right,
+	Up,
+	Down,
+	Return,
+	NumKeys,
+};
+
+/// Keyboard interface class which keeps track on the status of all keys and keeps track of the list of keys pressed.
+class Keyboard
+{
+public:
+	/// Constructor
+									Keyboard() = default;
+	virtual							~Keyboard() = default;
+
+	/// Initialization / shutdown
+	virtual bool					Initialize(ApplicationWindow *inWindow) = 0;
+	virtual void					Shutdown() = 0;
+
+	/// Update the keyboard state
+	virtual void					Poll() = 0;
+
+	/// Checks if a key is pressed or not
+	virtual bool					IsKeyPressed(EKey inKey) const = 0;
+
+	/// Checks if a key is pressed and was not pressed the last time this function was called (state is stored in ioPrevState)
+	bool							IsKeyPressedAndTriggered(EKey inKey, bool &ioPrevState) const
+	{
+		bool prev_state = ioPrevState;
+		ioPrevState = IsKeyPressed(inKey);
+		return ioPrevState && !prev_state;
+	}
+
+	/// Buffered keyboard input, returns EKey::Invalid for none
+	virtual EKey					GetFirstKey() = 0;
+	virtual EKey					GetNextKey() = 0;
+};